(cherry picked from commit e357d532)

(cherry picked from commit ea42f12f)

(trafficshaper) add match tcp ACK/non-ACK selection, closes https://github.com/opnsense/core/issues/528

(cherry picked from commit edbac06d)

(cherry picked from commit 454e8b3c)

(legacy) add symbol to show rule direction on floating rule, closes https://github.com/opnsense/core/issues/533

(cherry picked from commit 168f87e5)

(legacy) Unable to use commas in advanced DHCP client options https://github.com/opnsense/core/issues/530

(cherry picked from commit dbaf457b)

(cherry picked from commit a8b49250)

(cherry picked from commit 6ba91d07)

(cherry picked from commit 616436a6)

(cherry picked from commit 8be37cbe)

(cherry picked from commit c4beabc6)

(cherry picked from commit 6ea14da0)

(cherry picked from commit 45d10be8)

(cherry picked from commit 1120bbb8)

(cherry picked from commit b57cdb64)

(cherry picked from commit 025c096b)

(legacy) add x509_extensions selection to cert_created, related to https://github.com/opnsense/core/issues/81

(cherry picked from commit 9d6473f5)

(legacy) remoev duplicate cert code from usermanager (use redirect instead), closes https://github.com/opnsense/core/issues/59

(cherry picked from commit a8d218d1)

(cherry picked from commit 44a02f94)

(cherry picked from commit 45a82edb)

(cherry picked from commit 9b432e83)

(cherry picked from commit 1f459153)

(cherry picked from commit 0987f259)

(cherry picked from commit 94e5cd9f)

(cherry picked from commit 44d79821)

(cherry picked from commit c0e5cf12)

(cherry picked from commit cd09541e)

(cherry picked from commit 94621944)

(cherry picked from commit ab3beeb0)

(cherry picked from commit 9d5f6c68)

(cherry picked from commit c2f56d53)

(cherry picked from commit 4dfbe310)

(cherry picked from commit 9fa9d28d)

(cherry picked from commit 45910891)

(cherry picked from commit 6f72aedb)

(cherry picked from commit e6af8121)

(cherry picked from commit 44a6e81e)